Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12327712 | High voltage power supply apparatus and plasma etching equipment having the same | Jihwan Kim, Hongseung Cho, Seungbo Shim, Sungyeol Kim | 2025-06-10 |
| 12002651 | Voltage waveform generator, wafer processing apparatus and plasma processing apparatus | Hyejin Kim, Chanhee Park | 2024-06-04 |
| 11705306 | Variable frequency and non-sinusoidal power generator using double side cooling, plasma processing apparatus including the same and method of manufacturing semiconductor device using the same | Hyunjae Lee, Youngdo Kim, Hyejin Kim, Sangki Nam, Chanhee Park +1 more | 2023-07-18 |
| 10108243 | Smart USB plug detection | Cheng-Hao Chen, Hyuntak Shin | 2018-10-23 |
| 6963992 | Method and apparatus to generate clock and control signals for over-clocking recovery in a PLL | Paul Cheng, Kuang-Yu Chen, Frank Hwang, Hueng-Cheng Eric Chen | 2005-11-08 |
| 6882187 | Line driving circuit | Chen-Yu Wang, Kuang-Yu Chen | 2005-04-19 |